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1EvaluationWarning:ThedocumentwascreatedwithSpire.Docfor.NET.Unit22EnvironmentalProtection课下能力提升（四）Ⅰ.单句语法填空1．Theboywascompletelyabsorbedinthebooksafterborrowingthemfromthebookshop.2．Atnotimeshouldwegiveup,facingdifficulties.3．Divorcereleasesboththehusbandandwifefromallmarital(婚姻的)obligationstoeachother.4．It'sillegal(legal)toreadpeople'sprivateletterswithoutpermission.5．Anewcinemaisbeingbuilt(build)herenow.Theyhopetofinishitnextmonth.6．—Whathappenedtothepricelessworksofart?—Theyweredestroyed(destroy)intheearthquakelastmonth.7．Theroadwasbeingrepaired(repair)whenwecamelasttime.8．Accordingtotheartdealer,thepaintingisexpected(expect)togoforatleastamilliondollars.9．Hundredsofjobswillbelost(lose)ifthefactorycloses.10．Thisnovelhasbeentranslated(translate)intomanylanguagessinceitwaspublished.Ⅱ.完成句子1．晚上我们住在一个很偏远的小山村，没有机会上网。Atnightwelivedaremotemountainvillage,anddidn'thaveaccesstotheinternet.2．动物享有和人类同等的权力。Animalshavethesamerightsashumanbeings.3．她不能长时间专心读一本书。Shecouldn'tconcentrateonabookverylong.4．这些学校曾一度归教会主管。Atonetimetheschoolsweremainlyattachedtothechurch.5．当他们走进森林时，他们不知道处于危险中。Whentheywalkedintotheforest,theydidn'tknowtheywereindanger.Ⅲ.完形填空Farmersusedifferentkindsofsoilconservationmethods2toprotecttheirlandfromdamagebyfarmingandtheforcesofnature.Oneimportantformofsoilconservationistheuseofwindbreaks.Windbreaksarebarriers1bytreesandotherplants2manyleaves.Farmersplantthem3aroundtheirfields.Windbreaksstopthewindfromblowingsoilaway.Theyalsokeepthewindfromdestroyingor4crops.Therehavebeenstudies5onwindbreaksinpartsofWestAfrica.Forexample,theyfoundthatgrainharvestscanbetwentypercent6infieldsprotectedbywindbreakscompared7fieldswithoutsuchprotection.However,windbreaksseemtoworkbest8theyallowalittlewindtopassthrough.Ifthewalloftreesandplantsstopswind9，thenviolentairmotionswilltakeplaceclosetotheground.Thesemotionswill10soilintotheair11itwillbeblownaway.12thisreason,awindbreakisbestifithasonlysixtytoeightypercentofthetreesandplantsneededtomakeasolidline.Aneasyrule13isthatwindbreakscanprotectareasuptotentimestheheightofthetallesttreesinit.Thereshouldbe14twolinesineachwindbreak.Onelineshouldbelargetrees.The15line,rightnexttoit,canbeshortertreesandotherplantswithleaves.Locallygrowntreesandplantsarebestfor16.Windbreaksnotonly17landandcropsfromthewind.Theycanalsoprovide18products.Theseincludewoodforfuelandlongerpiecesformakingfences.Youcangetmore19aboutwindbreaksandotherformsofsoil20fromthegroupVolunteersinTechnicalAssistance.语篇解读：本文主要介绍防护林的相关情况。1.A．toformB．formingC．formedD．form解析：选C森林防护带主要是由树和其他植物构成的障碍。form与barriers之间构成逻辑上的动宾关系，故用过去分词短语作定语。2．A.forB．inC．offD．with解析：选D要起到很好的防护作用，这些植物就必须有较多的树叶，故用with。3.A．inblockB．inlinesC．inpiecesD．inplace解析：选B农民们在庄稼地的周围种上了一排排的树。inlines“一排排，一行行”。3inplace“适当的位置，恰当的位置”。4.A．breakingB．stealingC．damagingD．hurting解析：选C防护林防止风毁坏庄稼。此处应选择destroy的同义词，damage“毁坏，破坏”，符合语境。break“打破”；steal“偷窃”；hurt“伤害”，多用于对身体或精神的伤害。5.A．madeB．doneC．provedD．shown解析：选B在西非的部分地区进行了很好的防护林研究工作。dostudieson“对……进行研究”。此处为过去分词短语作定语，修饰studies。6.A．highB．lowC．lowerD．higher解析：选D跟没有受到防护的地区相比，庄稼收成显然是更高了。7.A．atB．forC．toD．in解析：选Ccomparedto/with“与……相比较”，此处为过去分词短语作状语。8．A.thatB．whenC．whereD．why解析：选B然而，防护林容许少量的风进入庄稼地也是有好处的。when“当……时候”，符合语境。9.A．completelyB．slowlyC．quicklyD．partly解析：选A完全阻止住风透过植物墙，强气旋就会发生，对于当地极为不利。completely“完全地”，符合句意。slowly“慢慢地”；quickly“快地，迅速地”；partly“部分地”。10．A.dropB．raiseC．stopD．lift解析：选D强气旋会卷走地面泥土。lift强调从低处到很高处的移动。drop“丢弃；使滴下”；raise“提高；抬起，举起(幅度较小)”；stop“停止”。11.A．whichB．thatC．whereD．as解析：选C由空前的intheair可知，此处应用where引导定语从句，where在从句中作地点状语。12.A．ToB．For4C．AsD．With解析：选Bforthisreason为固定搭配，意为“由于这个原因”。13.A．torememberB．rememberC．rememberedD．remembering解析：选A要记住的一条简单规则是……，toremember为不定式作后置定语，含有将来的意思，符合语境。remembered为过去分词，“被记住”，表示动作已完成；remembering表示动作进行，均不合语境。14.A．atmostB．atleastC．moreD．less解析：选B所以至少要两排防护林才能更好发挥作用。atleast“至少”，符合句意。atmost“至多”。15.A．thirdB．firstC．anotherD．other解析：选D承接上句，构成one...theother...“一个……另一个……”，为固定搭配。16.A．plantsB．windbreaksC．treesD．crops解析：选B在防护林周围种植一些树木，也会对防护林起到一定的保护作用。17.A．protectB．keepC．drawD．separate解析：选A防护林保护土地和庄稼免受风沙的侵害。protect...from...“保护……免受……的危害”。keep...from...“避开；阻止……”；separate...from...“把……和……分开”。18.A．treeB．tableC．woodD．house解析：选C防护林除了防护功能外，还能用其木材做一些木制产品。19．A.newsB．reportC．knowledgeD．information解析：选D文章通篇都在介绍防护林的信息，information“信息，资料”，符合句意。news“新闻；消息”；report“报告”；knowledge“知识”。20．A.consequenceB．concretionC．constructionD．conservation解析：选D防护林的主要作用就是保护土壤，防止水土流失。conservation“保护，保存”，符合句意。consequence“后果，结果”；concretion“凝固，凝固物”；5construction“建设，建造”。Ⅳ.阅读理解AChinesetelevisionrealityshowcalledWonderfulFriends,whereentertainershugwhalesharks,kisslions,feedpandasanddressupbabychimpanzees,hascomeunderfirefromwildlifeprotectorswhowantittobestopped,sayingsuchactivitiesarecruelandaredangerousforboththehumansandanimals.TheshowisahitfromHunanTV,whichhasattractedmorethan196,000followers.Ineachshow,popularstarsaregivenzookeepingtasksthatallowthemtointeractwithwildanimalsinordertobringhumansandanimalsclosertogether.Animalwelfareadvocatessaythatisexactlywhatshouldbeavoided.DaveNealeofAnimalsAsia(anadvocacygroup)said,“Itishugelymisleadingtothepubl